1、 IEC 62271-1 Edition 2.0 2017-07 INTERNATIONAL STANDARD NORME INTERNATIONALE High-voltage switchgear and controlgear Part 1: Common specifications for alternating current switchgear and controlgear Appareillage haute tension Partie 1: Spcifications communes pour appareillage courant alternatif IEC 6
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19、nous donner des commentaires sur cette publication ou si vous avez des questions contactez-nous: csciec.ch. IEC 62271-1 Edition 2.0 2017-07 INTERNATIONAL STANDARD NORME INTERNATIONALE High-voltage switchgear and controlgear Part 1: Common specifications for alternating current switchgear and control
20、gear Appareillage haute tension Partie 1: Spcifications communes pour appareillage courant alternatif INTERNATIONAL ELECTROTECHNICAL COMMISSION COMMISSION ELECTROTECHNIQUE INTERNATIONALE ICS 29.130.10; 29.130.99 ISBN 978-2-8322-4353-4 Registered trademark of the International Electrotechnical Commis
21、sion Marque dpose de la Commission Electrotechnique Internationale Warning! Make sure that you obtained this publication from an authorized distributor. Attention! Veuillez vous assurer que vous avez obtenu cette publication via un distributeur agr. 2 IEC 62271-1:2017 IEC 2017 CONTENTS FOREWORD . 8
22、INTRODUCTION . 11 1 Scope 12 2 Normative references 12 3 Terms and definitions 14 3.1 General terms and definitions . 15 3.2 Assemblies of switchgear and controlgear 18 3.3 Parts of assemblies 18 3.4 Switching devices . 18 3.5 Parts of switchgear and controlgear 18 3.6 Operational characteristics of
23、 switchgear and controlgear . 22 3.6.5 Terms and definitions relative to pressure (or density) . 23 3.6.6 Terms and definitions relating to gas and vacuum tightness 23 3.6.7 Terms and definitions relating to liquid tightness 25 3.7 Characteristic quantities . 25 3.8 Index of definitions 26 4 Normal
24、and special service conditions . 28 4.1 Normal service conditions . 28 4.1.1 General . 28 4.1.2 Indoor switchgear and controlgear . 28 4.1.3 Outdoor switchgear and controlgear 29 4.2 Special service conditions . 29 4.2.1 General . 29 4.2.2 Altitude 29 4.2.3 Exposure to pollution . 30 4.2.4 Temperatu
25、re and humidity . 30 4.2.5 Exposure to abnormal vibrations, shock or tilting . 30 4.2.6 Wind speed . 31 4.2.7 Other parameters 31 5 Ratings 31 5.1 General . 31 5.2 Rated voltage (U r ) 31 5.2.1 General . 31 5.2.2 Range I for rated voltages of 245 kV and below . 31 5.2.3 Range II for rated voltages a
26、bove 245 kV 32 5.3 Rated insulation level (U d , U p , U s ) 32 5.4 Rated frequency (f r ) 36 5.5 Rated continuous current (I r ) 36 5.6 Rated short-time withstand current (I k ) . 36 5.7 Rated peak withstand current (I p ) . 37 5.8 Rated duration of short-circuit (t k ) . 37 5.9 Rated supply voltag
27、e of auxiliary and control circuits (U a ) 37 5.9.1 General . 37 5.9.2 Rated supply voltage (U a ) . 37 5.10 Rated supply frequency of auxiliary and control circuits 38 5.11 Rated pressure of compressed gas supply for controlled pressure systems 38 IEC 62271-1:2017 IEC 2017 3 6 Design and constructi
28、on 39 6.1 Requirements for liquids in switchgear and controlgear . 39 6.2 Requirements for gases in switchgear and controlgear . 39 6.3 Earthing of switchgear and controlgear . 39 6.4 Auxiliary and control equipment and circuits . 39 6.4.1 General . 39 6.4.2 Protection against electric shock . 40 6.
29、4.3 Components installed in enclosures . 40 6.5 Dependent power operation 43 6.6 Stored energy operation 43 6.6.1 General . 43 6.6.2 Energy storage in gas receivers or hydraulic accumulators 44 6.6.3 Energy storage in springs (or weights) . 44 6.6.4 Manual charging 44 6.6.5 Motor charging 44 6.6.6 E
30、nergy storage in capacitors . 44 6.7 Independent unlatched operation (independent manual or power operation) . 44 6.8 Manually operated actuators . 45 6.9 Operation of releases 45 6.9.1 General . 45 6.9.2 Shunt closing release 45 6.9.3 Shunt opening release . 45 6.9.4 Capacitor operation of shunt re
31、leases 45 6.9.5 Under-voltage release . 46 6.10 Pressure/level indication . 46 6.10.1 Gas pressure . 46 6.10.2 Liquid level 46 6.11 Nameplates. 46 6.11.1 General . 46 6.11.2 Application . 46 6.12 Locking devices 48 6.13 Position indication . 48 6.14 Degrees of protection provided by enclosures . 48
32、6.14.1 General . 48 6.14.2 Protection of persons against access to hazardous parts and protection of the equipment against ingress of solid foreign objects (IP coding) . 48 6.14.3 Protection against ingress of water (IP coding) 48 6.14.4 Protection against mechanical impact under normal service cond
33、itions (IK coding) . 48 6.15 Creepage distances for outdoor insulators 49 6.16 Gas and vacuum tightness 49 6.16.1 General . 49 6.16.2 Controlled pressure systems for gas 49 6.16.3 Closed pressure systems for gas . 49 6.16.4 Sealed pressure systems . 50 6.17 Tightness for liquid systems 50 6.17.1 Gen
34、eral . 50 6.17.2 Leakage rates 50 6.18 Fire hazard (flammability) . 50 4 IEC 62271-1:2017 IEC 2017 6.19 Electromagnetic compatibility (EMC) . 50 6.20 X-ray emission 51 6.21 Corrosion 51 6.22 Filling levels for insulation, switching and/or operation 51 7 Type tests . 51 7.1 General . 51 7.1.1 Basics
35、. 51 7.1.2 Information for identification of test objects 51 7.1.3 Information to be included in type-test reports . 52 7.2 Dielectric tests 52 7.2.1 General . 52 7.2.2 Ambient air conditions during tests 52 7.2.3 Wet test procedure 53 7.2.4 Arrangement of the equipment . 53 7.2.5 Criteria to pass t
36、he test . 54 7.2.6 Application of the test voltage and test conditions 54 7.2.7 Tests of switchgear and controlgear of U r 245 kV . 58 7.2.8 Tests of switchgear and controlgear of U r 245 kV . 58 7.2.9 Artificial pollution tests for outdoor insulators . 59 7.2.10 Partial discharge tests . 59 7.2.11
37、Dielectric tests on auxiliary and control circuits 59 7.2.12 Voltage test as condition check . 59 7.3 Radio interference voltage (RIV) test 60 7.4 Resistance measurement 60 7.4.1 Measurement of the resistance of auxiliary contacts class 1 and class 2 60 7.4.2 Measurement of the resistance of auxilia
38、ry contacts class 3 60 7.4.3 Electrical continuity of earthed metallic parts test 60 7.4.4 Resistance measurement of contacts and connections in the main circuit as a condition check 60 7.5 Continuous current tests . 61 7.5.1 Condition of the test object 61 7.5.2 Arrangement of the equipment . 61 7.
39、5.3 Test current and duration . 62 7.5.4 Temperature measurement during test 63 7.5.5 Resistance of the main circuit 64 7.5.6 Criteria to pass test . 64 7.6 Short-time withstand current and peak withstand current tests 68 7.6.1 General . 68 7.6.2 Arrangement of the equipment and of the test circuit
40、. 68 7.6.3 Test current and duration . 69 7.6.4 Conditions of the test object after test 70 7.7 Verification of the protection . 70 7.7.1 Verification of the IP coding . 70 7.7.2 Verification of the IK coding . 70 7.8 Tightness tests . 71 7.8.1 General . 71 7.8.2 Controlled pressure systems for gas
41、72 7.8.3 Closed pressure systems for gas . 72 7.8.4 Sealed pressure systems . 73 IEC 62271-1:2017 IEC 2017 5 7.8.5 Liquid tightness tests . 73 7.9 Electromagnetic compatibility tests (EMC) 73 7.9.1 Emission tests . 73 7.9.2 Immunity tests on auxiliary and control circuits 76 7.9.3 Additional EMC tes
42、ts on auxiliary and control circuits 78 7.10 Additional tests on auxiliary and control circuits 79 7.10.1 General . 79 7.10.2 Functional tests . 79 7.10.3 Verification of the operational characteristics of auxiliary contacts . 79 7.10.4 Environmental tests . 80 7.10.5 Dielectric test 81 7.11 X-radia
43、tion test for vacuum interrupters 81 7.11.1 General requirements 81 7.11.2 Test voltage and measurement procedure . 83 7.11.3 Acceptance criteria 83 8 Routine tests . 84 8.1 General . 84 8.2 Dielectric test on the main circuit 84 8.3 Tests on auxiliary and control circuits . 85 8.3.1 Inspection of a
44、uxiliary and control circuits, and verification of conformity to the circuit diagrams and wiring diagrams . 85 8.3.2 Functional tests . 85 8.3.3 Verification of protection against electrical shock . 85 8.3.4 Dielectric tests . 85 8.4 Measurement of the resistance of the main circuit . 85 8.5 Tightne
45、ss test . 86 8.5.1 General . 86 8.5.2 Controlled pressure systems for gas 86 8.5.3 Closed pressure systems for gas . 86 8.5.4 Sealed pressure systems . 86 8.5.5 Liquid tightness tests . 86 8.6 Design and visual checks 86 9 Guide to the selection of switchgear and controlgear (informative) 87 9.1 Gen
46、eral . 87 9.2 Selection of rated values . 87 9.3 Cable-interface considerations 87 9.4 Continuous or temporary overload due to changed service conditions . 87 9.5 Environmental aspects 87 9.5.1 Service conditions . 87 9.5.2 Clearances affected by service conditions . 87 9.5.3 High humidity . 87 9.5.
47、4 Solar radiation . 88 10 Information to be given with enquiries, tenders and orders (informative) 88 10.1 General . 88 10.2 Information with enquiries and orders . 88 10.3 Information with tenders 89 11 Transport, storage, installation, operating instructions and maintenance 90 11.1 General . 90 11
48、.2 Conditions during transport, storage and installation . 90 6 IEC 62271-1:2017 IEC 2017 11.3 Installation 90 11.3.1 General . 90 11.3.2 Unpacking and lifting . 90 11.3.3 Assembly . 91 11.3.4 Mounting . 91 11.3.5 Connections 91 11.3.6 Information about gas and gas mixtures for controlled and closed
49、 pressure systems 91 11.3.7 Final installation inspection 92 11.3.8 Basic input data by the user 92 11.3.9 Basic input data by the manufacturer . 92 11.4 Operating instructions . 93 11.5 Maintenance . 93 11.5.1 General . 93 11.5.2 Information about fluids and gas to be included in maintenance manual 93 11.5.3 Recommendations for the manufacturer . 93 11.5.4 Recommendations for the user 94 11.5.5 Failure report . 95 12 Safety 96 12.1 General . 96 12.2 Precau
